private async void InitializeDataContext() { // // write fresh data to data file // InitializeDataFileXml.WriteTestDataToFileXml(); // // read and deserialize XML date from the data file and store it in the list of ski runs SkiRuns = await SkiRunsDataServiceXml.ReadObjectFromXmlFileAsync <List <SkiRun> >("SkiRuns.xml"); SkiRunDataManagerXml skiRunDataManager = new SkiRunDataManagerXml(SkiRuns); }